Table 2.
BMD |
HR (95% CI) comparing lowest quartile vs. three upper quartiles |
|
Age-adjusted | Fully adjusted | |
Spine* (<0.910 g/cm2) | 1.95 (1.17–3.25)† | 1.60 (0.94–2.72) |
Femoral neck (<0.756 g/cm2) | 1.19 (0.71–1.99) | 1.33 (0.77–2.27) |
Trochanter (<0.657 g/cm2) | 1.65 (1.03–2.64)† | 1.56 (0.94–2.60) |
Total hip (<0.872 g/cm2) | 1.58 (0.98–2.53) | 1.59 (0.93–2.74) |
Whole body (<1.131 g/cm2) | 2.20 (1.40–3.46)‡ | 1.78 (1.05–3.03)† |
Distal forearm (<0.477 g/cm2) | 1.79 (1.16–2.87)† | 1.51 (0.88–2.55) |
Ultradistal radius (<0.386 g/cm2) | 2.23 (1.41–3.53)§ | 1.65 (0.99–2.75) |
Adjusted for age, weight, height (all continuous), education (>8 vs. ≤8 yr), occupational physical activity (low to medium vs. high to very high), smoking (current smoker, former smoker >25 packet-years, former smoker ≤25 packet-years, never smoker), ischemic heart disease, hypertension, diabetes (all yes/no), use of thiazides, use of vitamin K–inhibiting anticoagulants, and lowest 25(OH)D quartile.
Values in parentheses represent the cut-off value of the first quartile.
* Adjusted additionally for lumbar osteoarthritis.
† p < 0.05.
‡ p < 0.01.
§ p < 0.001.